EPA Rules & Proposed Rules

Air Plan Approval; Missouri; Emission Data, Fees, and Process Information

The Environmental Protection Agency (EPA) has approved revisions to Missouri's State Implementation Plan (SIP). These revisions concern the reporting of emission data, emission fees, and process information, including the addition of 1-Bromopropane as a Hazardous Air Pollutant (HAP). The rule is effective March 30, 2026.

EPA Approves Connecticut SIP Revision for Ozone Reclassification

The Environmental Protection Agency (EPA) has approved a revision to Connecticut's State Implementation Plan (SIP) concerning ozone reclassification. This rule is effective March 30, 2026, and addresses changes required due to a definition update related to ozone reclassification.

EPA Approves No-Migration Variance for Clean Harbors Oklahoma

The Environmental Protection Agency (EPA) has approved a no-migration variance from land disposal restrictions for Clean Harbors Lone Mountain, Oklahoma. This rule is effective March 30, 2026, and pertains to specific waste management practices at the facility.

EPA Approves Michigan SIP for 2015 Ozone Standard

The Environmental Protection Agency (EPA) has approved Michigan's State Implementation Plan (SIP) elements for the 2015 ozone standard. This final rule pertains to attainment plan elements for Allegan, Berrien, and Muskegon County areas.